Tang Dynasty: Qing Nang Is Still Alive

During the Zhenguan period in the early Tang Dynasty, when the war was still going on, Fu Min traveled through time with his system and his advanced medical knowledge, used facts to prove his medical skills, and broke through the "dross" of the feudal era. Let's see how he saved more people's lives and how he demonstrated his medical skills. The introduction is weak, so please move to the text.